Hill has the largest wing of F-35s. It’s a fighter and one of three USAF logistics bases. Hill repairs, maintains parts like landing gear, etc of F-35, A-10, F-16, C-130, T-38 planes.
Hill is also a big player in our ICBMs.
It is the 2nd largest Air Force Base geographically, 2nd to Eglin AFB in Florida.
Over 27K military and Civilians work at Hill.